Are you experienced in installing gas lines for swimming pool heaters or hot tubs?

Can you describe a time when you had to work on a gas system in a tight or hard-to-reach space?

How do you handle situations where customers want to convert their gas appliances to electric?

Have you ever had to repair or replace a gas system component during a renovation project?

Are you knowledgeable about different types of gas pipe materials and their advantages/disadvantages?

Can you explain the process of extending an existing gas line to a new location?

How do you handle situations where customers want to upgrade their gas appliances for energy efficiency?

Do you have experience in installing or repairing gas fireplaces or log sets?

Are you experienced in installing gas lines for outdoor appliances or grills?

Can you describe a situation where you had to work on an underground gas line?